none
Geological Time: Cretaceous Upper Cretaceous
holotype
View of a specimen of Ammodiscus pennyi Cushman & Jarvis, 1928
The identification is based upon:
, : Cushman, J. A.; Jarvis, P. W. (1928). Cretaceous Foraminifera from Trinidad. Contributions from the Cushman laboratory for foraminiferal research. 4(4): 85-103. Plate , Fig.